Marine life is very diverse and incredible. Animals living in the sea and their biology are often surprising, i.e. the blue whale – the largest animal in the world that supposed to be dangerous predator is in fact harmless and feeds zooplankton. On the other hand, phytoplankton are very small autotrophic organisms related to plants. Some of those petite “plants” are very toxic and dangerous, especially when they bloom.Read more

Marine plants and seaweeds – like other marine organisms - have special adaptations to live underwater. Seaweeds do not have roots, stems, leaves or flowers, although they have similar looking structures:Read more

Some species of alga are very similar to plants and need bottom to stick to. And like plants – they like to stay in one place and do not want to float in the water. Algae do not have roots, stalks or leaves but some of them have very similar organs; rhizoids are a structure in algae that functions like a root in support. This is why algae are able to attach to rocks and stay in one place in the sea hole life.Read more

Algae are a large and diverse group of simple, typically autotrophic organisms, ranging from unicellular to multicellular forms. The largest and most complex marine forms are called seaweeds. Seaweeds look like marine plants.Read more